Pump Operations Article Worksheet Phone Date * Name * Email * 1. What would be the maximum designed tank to pump flow rate on Pumper 08 considering that the tank is rated for 800 gallons? * 2. Why is pumping in pressure mode required for attack engines? * 3. What mode is desired for drafting or relay pumping (As the supply pumper)? * 4. What mode should the pump controls be in when transitioning from tank supply to hydrant supply? * 5. Why is bleeding the air on a hydrant supply line important before opening the inlet valve? * 6. Why is a 25ft. Section of LDH advantageous for hydrant supply? * 7. Using the chart provided in figure 20, what would the required pump pressure for crosslay 1 & 2? * 8. What is the minimum residual intake pressure of the pump when pumping from a hydrant? * 9. What are the default nozzle flow rates of all 3 preconnects on Pumper 08? * 10. How can a pump operator achieve 1250gpm of flow while connected to a 750 gpm hydrant? *
